/**
 * 적도에서 지구 반경
 */
export const EARTH_RADIUS_METER = 6378137.0;
export const EARTH_RADIUS_KILOMETER = 6378.137;
export const EARTH_RADIUS_X = EARTH_RADIUS_METER;
export const EARTH_RADIUS_Y = EARTH_RADIUS_METER;
export const EARTH_RADIUS_Z = 6356752.3142451793;
export const EARTH_RADIUS_X_SQURAE = 40680631590769.0;
export const EARTH_RADIUS_Y_SQURAE = 40680631590769.0;
export const EARTH_RADIUS_Z_SQURAE = 40408299984661.445;

/**
 * 지구 둘래
 *
 * 단위 : meter
 */
export const EARTH_EQUATOR = 40075161.2;

/**
 * 적도는 경도 360도로 나뉘므로 각 도는 111,319.9미터 또는 약 111km
 */
export const EARTH_EQUATOR_EACH_LONGITUDE_DEGREE_METER = 111319.9;
export const EARTH_EQUATOR_EACH_LONGITUDE_DEGREE_KILOMETER = 111.3199;
